researchers in norway say electric cars may not be better for the environment. a report in the journal of apology say factories that make electric cars can admit more toxic waste in conventional factors. scientists say the production phase is a lot more chemicals. the name makes it to the big picture if the power comes from low carbon sources. we would take a break 4: 43 still ahead today will be a big day for the skydiver you see on the screen he is said to attempt to break a world record details on his jump coming up >> today skydivers going to make a free-fall record with nothing but a helmet, a spacesuit and a parachute. >> inside mission control in anticipation raw nerves, intense focus. we get special access as part tossed a technical analyst does his final preparations for a historical journal. >> is pretty exciting. everyone is in place. we have tested all the e mission even the jumpers by the size will be on display. after five years of preparation to test jobs and various delays called time on tuesday morning is at hand. the jumper and austria skydiver